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1·Operate mobile and tower cranes to lift, move, position or place equipment and materials.

操作可移动塔式起重机移动机器设备及材料的位置。

2·Sixty years of the changes, China has undergone tremendous change in a tower the ground into the sky, like a mushroom, urban face-lift.

六十年的巨变，中国发生了翻天覆地的变化，一座座高楼平地而起，就像雨后春笋，城市面貌焕然一新。

3·Operate mobile and tower cranes to lift, move, position or place equipment and materials.

操作移动及塔式起重机吊起，搬运，安置设备和材料。

4·Look out for North Tower Entrance and take a lift.

寻找北塔入口，乘坐电梯。

5·Operate mobile and tower cranes to lift, move, position or place equipment and.

操作可移动塔式起重机移动机器设备及材料的位置。

6·The tower column, which is the main bearing structure of the ship life, is the most important and complicated structure of the ship lift.

升船机的承载主体结构为塔柱结构，是升船机中最重要、最复杂的结构。

7·Points out that the cubic law of pump power is not valid for the cooling water system of central air conditioning for it is an open system. The static head should be the lift in a cooling tower.

指出集中空调冷却水系统为开式系统，一般不适用功率三次方定律，静压头应为冷却塔塔体扬程，并提出了冷却水泵变速时轴功率的计算公式；

8·Tower cranes can rise 150 feet in the air and lift up to 19 tons.

塔式起重机可以上升150英尺的高空 ， 并抬起至19吨。